383 425HP/450TQ

• HEADS: PERFORMER RPM
• COMPRESSION RATIO: 9.5:1
• INTAKE: PERFORMER RPM
• CARB: PERFORMER 750CFM
• CAM: PERFORMER RPM
• DURATION: 300/306-240/246@.050
• VALVE LIFT: .488/.510@1.5
• LSA: 112 DEGREES

Horsepower/rpm

• 178/2500
• 241/3000
• 296/3500
• 344/4000
• 382/4500
• 409/5000
• 431/5500
• -------------
• 425/6000-PEAK HP

Torque/rpm

• 375/2500
• 423/3000
• 445/3500
• 452/4000
• 446/4500
• 429/5000
• 411/5500
• -------------
• 450/4500-PEAK TQ